JPH031619B2 - - Google Patents

Info

Publication number
JPH031619B2
JPH031619B2 JP23296483A JP23296483A JPH031619B2 JP H031619 B2 JPH031619 B2 JP H031619B2 JP 23296483 A JP23296483 A JP 23296483A JP 23296483 A JP23296483 A JP 23296483A JP H031619 B2 JPH031619 B2 JP H031619B2
Authority
JP
Japan
Prior art keywords
flaw
red
signal
imaging
light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP23296483A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60125546A (ja
Inventor
Tooru Yoshida
Mitsuo Yagi
Shigeru Horii
Hideo Nishama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Panasonic Holdings Corp
Original Assignee
Nippon Steel Corp
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Steel Corp, Matsushita Electric Industrial Co Ltd filed Critical Nippon Steel Corp
Priority to JP23296483A priority Critical patent/JPS60125546A/ja
Publication of JPS60125546A publication Critical patent/JPS60125546A/ja
Publication of JPH031619B2 publication Critical patent/JPH031619B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP23296483A 1983-12-09 1983-12-09 赤熱物体の表面疵検出装置 Granted JPS60125546A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP23296483A JPS60125546A (ja) 1983-12-09 1983-12-09 赤熱物体の表面疵検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23296483A JPS60125546A (ja) 1983-12-09 1983-12-09 赤熱物体の表面疵検出装置

Publications (2)

Publication Number Publication Date
JPS60125546A JPS60125546A (ja) 1985-07-04
JPH031619B2 true JPH031619B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-01-11

Family

ID=16947628

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23296483A Granted JPS60125546A (ja) 1983-12-09 1983-12-09 赤熱物体の表面疵検出装置

Country Status (1)

Country Link
JP (1) JPS60125546A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPS60125546A (ja) 1985-07-04

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